BR7016687D0 - Aperfeicoamento em processo para a recuperacao de dioxido de enxofre obtido de escorias ou refugos de acido sulfurico - Google Patents

Aperfeicoamento em processo para a recuperacao de dioxido de enxofre obtido de escorias ou refugos de acido sulfurico

Info

Publication number
BR7016687D0
BR7016687D0 BR216687/70A BR21668770A BR7016687D0 BR 7016687 D0 BR7016687 D0 BR 7016687D0 BR 216687/70 A BR216687/70 A BR 216687/70A BR 21668770 A BR21668770 A BR 21668770A BR 7016687 D0 BR7016687 D0 BR 7016687D0
Authority
BR
Brazil
Prior art keywords
refuge
slopes
recovery
improvement
sulfuric acid
Prior art date
Application number
BR216687/70A
Other languages
English (en)
Inventor
H Hurlburt
Original Assignee
Stauffer Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Stauffer Co filed Critical Stauffer Co
Publication of BR7016687D0 publication Critical patent/BR7016687D0/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B17/00—Sulfur; Compounds thereof
    • C01B17/48—Sulfur dioxide; Sulfurous acid
    • C01B17/50—Preparation of sulfur dioxide
    • C01B17/58—Recovery of sulfur dioxide from acid tar or the like or from any waste sulfuric acid
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/10—Process efficiency
    • Y02P20/129—Energy recovery, e.g. by cogeneration, H2recovery or pressure recovery turbines

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Heat Treatment Of Water, Waste Water Or Sewage (AREA)
  • Treating Waste Gases (AREA)
BR216687/70A 1969-02-11 1970-02-11 Aperfeicoamento em processo para a recuperacao de dioxido de enxofre obtido de escorias ou refugos de acido sulfurico BR7016687D0 (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US79836269A 1969-02-11 1969-02-11

Publications (1)

Publication Number Publication Date
BR7016687D0 true BR7016687D0 (pt) 1973-01-23

Family

ID=25173195

Family Applications (1)

Application Number Title Priority Date Filing Date
BR216687/70A BR7016687D0 (pt) 1969-02-11 1970-02-11 Aperfeicoamento em processo para a recuperacao de dioxido de enxofre obtido de escorias ou refugos de acido sulfurico

Country Status (7)

Country Link
BE (1) BE745758A (pt)
BR (1) BR7016687D0 (pt)
CA (1) CA933724A (pt)
DE (1) DE2005905A1 (pt)
FR (1) FR2032846A5 (pt)
GB (1) GB1288851A (pt)
NL (1) NL7001861A (pt)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3361970D1 (en) * 1982-04-14 1986-03-13 Allied Corp Thermal decomposition of waste sulfuric acid
GB8610856D0 (en) * 1986-05-02 1986-06-11 Boc Group Plc Treatment of waste material
GB2190909B (en) * 1986-05-02 1990-05-02 Boc Group Plc Treatment of waste material
DK98191A (da) * 1991-05-24 1992-11-25 Haldor Topsoe As Fremgangsmaade til regenerering af uren svovlsyre
US5628976A (en) * 1995-10-17 1997-05-13 Air Products And Chemicals Cofiring biosolids in a spent sulfuric acid regeneration facility
US10640376B2 (en) 2016-07-21 2020-05-05 Haldor Topsoe A/S Process for the production of sulfur trioxide

Also Published As

Publication number Publication date
BE745758A (fr) 1970-08-10
NL7001861A (pt) 1970-08-13
GB1288851A (pt) 1972-09-13
FR2032846A5 (pt) 1970-11-27
CA933724A (en) 1973-09-18
DE2005905A1 (de) 1970-09-03

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